The MTB-BL33 wireless earbuds features precision-tuned HiFi audio with a dynamic copper-ring speaker unit that delivers rich bass, clear vocals, and detailed highs. From podcasts and phone calls to playlists and streaming videos, the sound stays clean, balanced, and immersive.
Powered by Bluetooth 5.4 technology, the MTB-BL33 offers faster pairing, lower power consumption, and a more stable wireless connection.
With ultra-low latency as low as 0.06ms, audio and video stay synchronized naturally — especially important for mobile gaming, streaming, and short-form video content.
Ideal for: Mobile gaming / TikTok / YouTube streaming / Online meetings.
The ergonomic in-ear structure is carefully shaped to fit naturally inside the ear, helping the earbuds stay secure during movement while remaining comfortable for extended wear.
Whether you're walking through the airport, working at your desk, or exercising lightly, the earbuds remain stable without creating excessive pressure.
Battery anxiety interrupts the listening experience. That’s why the MTB-BL33 wireless earbuds is built for dependable everyday use.
With over 8 hours of single-use playback time and additional power from the charging case, users can comfortably get through workdays, commutes, travel, or entertainment sessions without constantly reaching for a charger.
Simple touch controls allow users to manage music playback, calls, and voice assistant functions directly from the earbuds.
Easy control functions:
Make it uniquely yours. We provide comprehensive customization services for bulk orders to help you build your brand equity, including:Full-color retail boxes, localized user manuals, and Amazon barcode labeling (FBA ready).
| Product Name | True Wireless Earbuds |
| Brand | Mietubl |
| Product Model | MTB-BL33 |
| Release date | May 2026 |
| Bluetooth Version | Bluetooth 5.4 |
| Audio Driver | Dynamic Driver |
| Noise Reduction | ENC |
| Latency | 0.06ms Ultra-Low Latency |
| Charging Port | Type-C |
| Water Resistance | IPX4 |
| Control Method | Smart Touch Control |
| Wearing Style | In-Ear |
| Color | White |
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When using the product, please read the following suggestions to help you comply with the terms of the warranty and extend the life of the product.
1. Keep the product dry and do not place the product in a damp place, so as not to affect the internal circuitry of the product.
2. Avoid using the product during intense exercise or sweating to prevent sweat from penetrating the product and damaging it.
3. Do not place the product in the sun or high-temperature places high temperatures will shorten the life of electronic components, damage the battery, and make some plastic parts deformed.
4. Do not place the product in a cold place, so as not to damage the internal circuit board.
5. Do not try to disassemble the product if non-professionals may damage the product.
6. Do not drop, vibrate strongly, or hit the product with a hard body to avoid damage to the internal circuitry.
7. Do not use strong chemicals or cleaning products. If you need to clean, please use neutral solvents or water.
8. Do not scratch the surface of the product with a sharp body, so as not to damage the shell and affect the appearance of the product does not work properly, please send it to your qualified repair organization.